34278420233 has 4 divisors (see below), whose sum is σ = 34345765380. Its totient is φ = 34211075088.

The previous prime is 34278420229. The next prime is 34278420251. The reversal of 34278420233 is 33202487243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33202487243 = 79873 ⋅415691.

It can be written as a sum of positive squares in 2 ways, for example, as 26651542009 + 7626878224 = 163253^2 + 87332^2 .

It is a cyclic number.

It is not a de Polignac number, because 34278420233 - 2² = 34278420229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34278420223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33671810 + ... + 33672827.

It is an arithmetic number, because the mean of its divisors is an integer number (8586441345).

Almost surely, 2^34278420233 is an apocalyptic number.

It is an amenable number.

34278420233 is a deficient number, since it is larger than the sum of its proper divisors (67345147).

34278420233 is an equidigital number, since it uses as much as digits as its factorization.

34278420233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67345146.

The product of its (nonzero) digits is 193536, while the sum is 38.

The spelling of 34278420233 in words is "thirty-four billion, two hundred seventy-eight million, four hundred twenty thousand, two hundred thirty-three".